The anesthetic ketamine, used in both humans and animals, may have a new use: treating chronic, drug resistant major depression, according to a study published Jan. 7 in Translational Psychiatry.

The name is fluorodeoxymannose (FDM) and it is giving FDG some competition in the realm of glucose analogue imaging of atherosclerosis, according to a report published Jan. 12 in Nature.

Long past are the days when fluorodeoxyglucose was the primary workhorse for imaging neuroendocrine tumors (NETs). Now there is a veritable cornucopia of agents to choose from, but a family of compounds radiolabeled with gallium-68 have been gaining a lot of headway. These are Ga-68 DOTANOC, DOTATOC and DOTATATE.

Researchers are developing probes that highlight the goings on inside cells at a super high resolution at Wyss Institute for Biologically Inspired Engineering of Harvard University in Boston.

The U.S. medical electronics market is estimated to rise to $372.4 billion by 2018, according to a worldwide medical electronics market report published November 2013 by research firm Axis Research Mind.

A novel non-embyronic stem cell therapy is being studied to replace damaged dopaminergic brain cells in Parkinson's patients with their own cells in the hopes of restoring normal movement. 

Higher serum cholesterol levels could potentially mean a higher risk of developing the neurodegenerative disease, according to a PET study published Dec. 30 in JAMA Neurology.

The Society of Nuclear Medicine and Molecular Imaging (SNMMI) announced Jan. 6 that a new nuclear medicine physics residency grant would provide $75,000 in funding for a single resident for up to two years.